Home / 4,681.20-6,459.60-2,584.80

Finding the Fourth Proportional to 4,681.20, 6,459.60 and 2,584.80

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Solution

The fourth proportional to 4,681.20, 6,459.60 and 2,584.80 is: 3,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.20 : 6,459.60 = 2,584.80 : x
  2. Step 2: Convert to fraction form
    4,681.20/6,459.60 = 2,584.80/x
  3. Step 3: Cross multiply
    4,681.20x = 6,459.60 × 2,584.80
  4. Step 4: Simplify right side
    4,681.20x = 16,696,774.08
  5. Step 5: Solve for x
    x = 16,696,774.08/4,681.20
  6. Step 6: Final answer
    x = 3,566.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.